Marketplace · API · x402

api.x402agentic.ai/spend-guard

Per-agent budget enforcement — track an agent's cumulative spend against a cap and block overspend. Part of x402 Agentic, the payment-trust suite for AI agents on Base USDC.

Endpoint	`https://api.x402agentic.ai/spend-guard`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~212 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xc23C4aFA42cbaBbc03D04Bc87ecB769Fc82F1f43
method	GET
last updated	2026-11-11T13:15:48.632Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.x402agentic.ai/spend-guard
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-8bc79a9614f4350b

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}